It is on a winter night ___he spent with me last night.
Once again he didn’t hand in his homework _____ he had been given enough time to do it.
---They live on a busy road. --- There ______ be a lot of noise from the traffic.
._____ the chapter four times, I finally understood the author's theory.
Ann ______ here any more.She left last month.
The conference aims to develop business and let people think about _____ they can have a positive influence on the planet.